#!/usr/bin/env bash
# Host-side PI Agent Runner (non-container). Port defaults to 18865 (dev).
set -euo pipefail

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
umask 000

PORT="${PORT:-${PI_AGENT_RUNNER_PORT:-18865}}"
DATA_DIR="${DATA_DIR:-$ROOT/data/dev/workspaces}"
PI_DIR="${PI_CODING_AGENT_DIR:-$ROOT/data/dev/pi-agent}"
ENDPOINT_URL="${MINIMAX_ENDPOINT_URL:-https://api.minimaxi.com/v1}"
API_TOKEN="${MINIMAX_API_KEY:-${MINIMAX_API_TOKEN:-}}"
# Unified model pin across environments.
MODEL_ID="${MINIMAX_MODEL_ID:-MiniMax-M2.7-highspeed}"
RAW_API_TYPE="${MINIMAX_API_TYPE:-openai-compatible}"
if [ "$RAW_API_TYPE" = "openai-compatible" ] || [ "$RAW_API_TYPE" = "openai" ]; then
  API_TYPE="openai-completions"
else
  API_TYPE="$RAW_API_TYPE"
fi

mkdir -p "${PI_DIR}/extensions" "$DATA_DIR"

EXT_SRC="$ROOT/deploy/pi-agent/extensions/tavily-search.mjs"
if [ -f "$EXT_SRC" ]; then
  cp -f "$EXT_SRC" "${PI_DIR}/extensions/tavily-search.mjs"
fi

cat > "${PI_DIR}/models.json" <<EOF
{
  "providers": {
    "minimax": {
      "name": "MiniMax",
      "baseUrl": "${ENDPOINT_URL}",
      "api": "${API_TYPE}",
      "apiKey": "${API_TOKEN}",
      "models": [
        {
          "id": "${MODEL_ID}",
          "name": "${MODEL_ID}",
          "reasoning": true,
          "input": ["text"],
          "contextWindow": 1000000,
          "maxTokens": 131072
        },
        {
          "id": "MiniMax-M2.7-highspeed",
          "name": "MiniMax-M2.7-highspeed",
          "reasoning": true,
          "input": ["text"],
          "contextWindow": 1000000,
          "maxTokens": 131072
        },
        {
          "id": "MiniMax-M3",
          "name": "MiniMax-M3",
          "reasoning": true,
          "input": ["text"],
          "contextWindow": 1000000,
          "maxTokens": 131072
        }
      ]
    }
  }
}
EOF

cat > "${PI_DIR}/settings.json" <<EOF
{
  "defaultProvider": "minimax",
  "defaultModel": "${MODEL_ID}",
  "extensions": [
    "${PI_DIR}/extensions/tavily-search.mjs"
  ]
}
EOF

export PORT DATA_DIR PI_CODING_AGENT_DIR="$PI_DIR"
export PI_AGENT_EXTENSION="${PI_DIR}/extensions/tavily-search.mjs"
export PATH="${PATH}:/home/linuxbrew/.linuxbrew/bin"

echo "================================================================="
echo "  PI Agent Sidecar (host)"
echo "  - PORT         : ${PORT}"
echo "  - DATA_DIR     : ${DATA_DIR}"
echo "  - PI_DIR       : ${PI_DIR}"
echo "  - MODEL ID     : ${MODEL_ID}"
echo "================================================================="

cd "$ROOT/deploy/pi-agent"
exec node runner.mjs